Bottle portion



FIG. 1 is a perspective view of a bottle portion showing the new design;

FIG. 2 is an elevational view thereof, the opposite elevational view being identical;

FIG. 3 is another elevational view thereof, representing a half rotation of the bottle portion about its vertical axis from the elevational view depicted in FIG. 2, the opposite elevational view being identical;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.

The broken line environmental showing is for illustrative purposes only and does not form a part of the claimed design. 

The ornamental design for a bottle portion, as shown and described. 